Multiple choice general knowledge

Inventor of ball point pen is

  1. Waterman

  2. Oscar

  3. Wilson

  4. Lazlo Biro
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

László Bíró, a Hungarian journalist, invented the modern ballpoint pen in the 1930s. His design used a tiny ball that rotated to pick up ink and transfer it smoothly to paper, solving the problem of ink smudging and drying out.

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